US6652421B1ExpiredUtility
Physical workout ball
Priority: Jan 9, 2003Filed: Jan 9, 2003Granted: Nov 25, 2003
Est. expiryJan 9, 2023(expired)· nominal 20-yr term from priority
Inventors:Tao Chen
A63B 21/075A63B 23/03508A63B 21/0603A63B 43/007A63B 21/072
89
PatentIndex Score
70
Cited by
5
References
2
Claims
Abstract
A physical workout ball includes a ball and a straps; the ball is in hollow sphere shape made of rubber, plastic and other soft materials with a through hole in center, an injecting hole located on the surface of the ball to inject air or iron sand in; the straps is in a strip shape made of cloth with Velcro on both ends, the straps passes through the through hole of the ball, both ends pass through both sides of a protective pad and fasten with the Velcro. The present invention can also offer different workout and exercise methods for different body muscle.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1. A physical workout ball comprising:
a ball in hollow sphere shape made of material with a through hole in the center, an injecting hole located on the surface of said ball to inject air or iron sand in;
a strap in a strip shape made of cloth with Velcro on both ends, said straps passing through said through hole of said ball, both ends pass through sides of a protective pad and fasten with said Velcro.
2. The physical workout ball recited in claim 1 , wherein a band passes through said through hole of said ball.Join the waitlist — get patent alerts
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